Adjustable armrest attachment



FIG. 1 is a perspective view of an adjustable armrest attachment, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view of an adjustable armrest attachment, showing a second embodiment of my new design, a chair being shown therein in broken lines for illustrative purposes only;

FIG. 8 is a front elevational view of the second embodiment thereof;

FIG. 9 is a top plan view of the second embodiment thereof;

FIG. 10 is a rear elevational view of the second embodiment thereof;

FIG. 11 is a side elevational view of the second embodiment thereof;

FIG. 12 is a bottom plan view of the second embodiment thereof;

FIG. 13 is a perspective view of an adjustable armrest attachment, showing a third embodiment of my new design;

FIG. 14 is a perspective view of the third embodiment, showing the opposite side thereof;

FIG. 15 is a perspective view of an adjustable armrest attachment showing a fourth embodiment of my new design; and

FIG. 16 is a perspective view of the fourth embodiment, showing the opposite side thereof. 

The ornamental design for an adjustable armrest attachment, as shown and described. 